// Station · 9m ago

VTSE

Chumphon Airport

CAT VFR

WIND 240° / 5 kt

VIS 5.6 SM

CEILING Few/scattered only

T/Td 28°C / 25°C

ALTIM 29.74 inHg

ELEV 18 FT

10.7112°N / 99.3617°E

LOCATION · Chumphon, TH

WIND

240°5 kt

VTSE · 18 FT

// Current + 24h forecast · METAR loaded · TAF loading…

METRIC

NOW · 13Z

+6H

+12H

+18H

WIND

240°/5

VIS

5.6 SM

CEILING

—

LAYERS

FEW020

T / Td

28 / 25

ALTIM

29.74"

// Interpretation

VFR with light winds at 240°/5 kt. Visibility 5.6 SM and a few at 2,000 ft. Would shift to MVFR if the ceiling drops to 3,000 ft or visibility below 5 SM.

Loading TAF forecast narrative…

SOURCES · NOAA Aviation Weather Center METAR (TAF loading…)

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// Raw observation METAR string + decoded

METAR VTSE 111300Z 24005KT 220V280 9000 FEW020 28/25 Q1007 NOSIG

VTSE · day 11 at 13:00 UTC · wind from 240° at 5 kt · visibility 5.6 SM · a few clouds at 2,000 ft · temp 28°C / dewpoint 25°C · altimeter 29.74" Hg

// Runway analysis · computed from current METAR wind

Wind 240° @ 5 kt

1 USABLE · 1 AVOID

WIND

240°5 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 1 usable

24★ HDG 240° H5 kt X0 kt — PRIMARY · 6,890'

TAILWIND ENDS · AVOID 1 ends

06 HDG 060° T5 kt X0 kt — —

Pattern altitude: 1,018 ft MSL (1,000 ft AGL). Verify pattern direction and altitude with the chart supplement before flying. // On calm winds (<3 kt), all runways are usable — favor the longest or whatever the pattern calls for.

// Density altitude · ISA +13°C

1,800FT

+1,782 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +400 FT

24h AGO18h12h6hNOW

FIELD ELEV18 FT OAT+28°C ISA DELTA+13°C PRESSURE ALT201 FT

// Performance equivalent Your aircraft will perform as if it's at a field 1,800 ft high on a standard ISA day — that's +1,782 ft above VTSE's actual elevation.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+18%

-13%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+13%

-8%

Light jetCJ4, Phenom 300, M2

+7%

-5%

Approximate using ~10% perf loss / 1,000 ft DA for normally aspirated, scaled by powerplant type. Verify with your aircraft's POH for accurate numbers — especially above 5,000 ft DA where these rules of thumb diverge.

// Cloud layers · 1 reported · highest to lowest

// Reported layers (highest → lowest)

FEW020

Few · base 2,000 ft AGL · ~1–2 oktas

// Computed

CEILING— HIGHEST LAYER2,000 ft TOTAL COVERAGE~15% (sparse) FREEZING LEVEL14,159 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+7)

23:07ZSUNRISE

05:29ZSOLAR NOON

11:50ZSUNSET

12:13ZCIVIL END

CURRENT13:09Z DAYLIGHT REMAINING0m VFR NIGHT BEGINS12:13Z (past) DAY LENGTH12h 42m

Waning Crescent

ILLUMINATION11% MOONRISE20:29Z MOONSET09:12Z FULL MOON IN18 days

// Nearest reporting stations · 2 shown · 100 NM (sparse area)

VTSM

VFR

Samui International Airport · Na Thon (Ko Samui Island)

WIND: 270° / 5 kt
VIS: 6+ SM
CEILING: FEW020
DIST: 81 NM SE
AGE: 9m ago

VTSB

VFR

Surat Thani Airport · Surat Thani

WIND: 200° / 5 kt
VIS: 6+ SM
CEILING: FEW020
DIST: 96 NM S
AGE: 9m ago

// Area map · 100 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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